# frozen_string_literal: true

# Redmine - project management software
# Copyright (C) 2006-2022  Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

require File.expand_path('../../test_helper', __FILE__)

class CustomFieldsControllerTest < Redmine::ControllerTest
  fixtures :custom_fields, :custom_values,
           :custom_fields_projects, :custom_fields_trackers,
           :roles, :users,
           :members, :member_roles,
           :groups_users,
           :trackers, :projects_trackers,
           :enabled_modules,
           :projects, :issues,
           :issue_statuses,
           :issue_categories,
           :enumerations,
           :workflows

  def setup
    @request.session[:user_id] = 1
  end

  def test_index
    get :index
    assert_response :success

    assert_select 'table.custom_fields'
  end

  def test_new_without_type_should_render_select_type
    get :new
    assert_response :success

    assert_select 'input[name=type]', CustomFieldsHelper::CUSTOM_FIELDS_TABS.size
    assert_select 'input[name=type][checked=checked]', 1
  end

  def test_new_should_work_for_each_customized_class_and_format
    custom_field_classes.each do |klass|
      Redmine::FieldFormat.formats_for_custom_field_class(klass).each do |format|
        get(
          :new,
          :params => {
            :type => klass.name,
            :custom_field => {
              :field_format => format.name
            }
          }
        )
        assert_response :success

        assert_select 'form#custom_field_form' do
          assert_select 'select[name=?]', 'custom_field[field_format]' do
            assert_select 'option[value=?][selected=selected]', format.name
          end
          assert_select 'input[type=hidden][name=type][value=?]', klass.name
        end
      end
    end
  end

  def test_new_should_have_string_default_format
    get(
      :new,
      :params => {
        :type => 'IssueCustomField'
      }
    )
    assert_response :success

    assert_select 'select[name=?]', 'custom_field[field_format]' do
      assert_select 'option[value=?][selected=selected]', 'string'
    end
  end

  def test_new_issue_custom_field
    get(
      :new,
      :params => {
        :type => 'IssueCustomField'
      }
    )
    assert_response :success

    assert_select 'form#custom_field_form' do
      assert_select 'select#custom_field_field_format[name=?]', 'custom_field[field_format]' do
        assert_select 'option[value=user]', :text => 'User'
        assert_select 'option[value=version]', :text => 'Version'
      end

      # Visibility
      assert_select 'input[type=radio][name=?]', 'custom_field[visible]', 2
      assert_select 'input[type=checkbox][name=?]', 'custom_field[role_ids][]', 3

      assert_select 'input[type=checkbox][name=?]', 'custom_field[project_ids][]', Project.count
      assert_select 'input[type=hidden][name=?]', 'custom_field[project_ids][]', 1
      assert_select 'input[type=hidden][name=type][value=IssueCustomField]'
    end
  end

  def test_new_time_entry_custom_field
    get(
      :new,
      :params => {
        :type => 'TimeEntryCustomField'
      }
    )
    assert_response :success

    assert_select 'form#custom_field_form' do
      assert_select 'select#custom_field_field_format[name=?]', 'custom_field[field_format]' do
        assert_select 'option[value=user]', :text => 'User'
        assert_select 'option[value=version]', :text => 'Version'
      end

      # Visibility
      assert_select 'input[type=radio][name=?]', 'custom_field[visible]', 2
      assert_select 'input[type=checkbox][name=?]', 'custom_field[role_ids][]', 3

      assert_select 'input[type=hidden][name=type][value=TimeEntryCustomField]'
    end
  end

  def test_new_project_custom_field
    get(
      :new,
      :params => {
        :type => 'ProjectCustomField'
      }
    )
    assert_response :success

    assert_select 'form#custom_field_form' do
      assert_select 'select#custom_field_field_format[name=?]', 'custom_field[field_format]' do
        assert_select 'option[value=user]', :text => 'User'
        assert_select 'option[value=version]', :text => 'Version'
      end

      # Visibility
      assert_select 'input[type=radio][name=?]', 'custom_field[visible]', 2
      assert_select 'input[type=checkbox][name=?]', 'custom_field[role_ids][]', 3

      assert_select 'input[type=hidden][name=type][value=ProjectCustomField]'
    end
  end

  def test_new_version_custom_field
    get(
      :new,
      :params => {
        :type => 'VersionCustomField'
      }
    )
    assert_response :success

    assert_select 'form#custom_field_form' do
      assert_select 'select#custom_field_field_format[name=?]', 'custom_field[field_format]' do
        assert_select 'option[value=user]', :text => 'User'
        assert_select 'option[value=version]', :text => 'Version'
      end

      # Visibility
      assert_select 'input[type=radio][name=?]', 'custom_field[visible]', 2
      assert_select 'input[type=checkbox][name=?]', 'custom_field[role_ids][]', 3

      assert_select 'input[type=hidden][name=type][value=VersionCustomField]'
    end
  end

  def test_new_time_entry_custom_field_should_not_show_trackers_and_projects
    get(
      :new,
      :params => {
        :type => 'TimeEntryCustomField'
      }
    )
    assert_response :success

    assert_select 'form#custom_field_form' do
      assert_select 'input[name=?]', 'custom_field[tracker_ids][]', 0
      assert_select 'input[name=?]', 'custom_field[project_ids][]', 0
    end
  end

  def test_default_value_should_be_an_input_for_string_custom_field
    get(
      :new,
      :params => {
        :type => 'IssueCustomField',
        :custom_field => {
          :field_format => 'string'
        }
      }
    )
    assert_response :success
    assert_select 'input[name=?]', 'custom_field[default_value]'
  end

  def test_default_value_should_be_a_textarea_for_text_custom_field
    get(
      :new,
      :params => {
        :type => 'IssueCustomField',
        :custom_field => {
          :field_format => 'text'
        }
      }
    )
    assert_response :success
    assert_select 'textarea[name=?]', 'custom_field[default_value]'
  end

  def test_default_value_should_be_a_checkbox_for_bool_custom_field
    get(
      :new,
      :params => {
        :type => 'IssueCustomField',
        :custom_field => {
          :field_format => 'bool'
        }
      }
    )
    assert_response :success
    assert_select 'select[name=?]', 'custom_field[default_value]' do
      assert_select 'option', 3
    end
  end

  def test_default_value_should_not_be_present_for_user_custom_field
    get(
      :new,
      :params => {
        :type => 'IssueCustomField',
        :custom_field => {
          :field_format => 'user'
        }
      }
    )
    assert_response :success
    assert_select '[name=?]', 'custom_field[default_value]', 0
  end

  def test_setting_full_width_layout_shoul_be_present_only_for_long_text_issue_custom_field
    get(
      :new,
      :params => {
        :type => 'IssueCustomField',
        :custom_field => {
          :field_format => 'text'
        }
      }
    )
    assert_response :success
    assert_select '[name=?]', 'custom_field[full_width_layout]'

    get(
      :new,
      :params => {
        :type => 'IssueCustomField',
        :custom_field => {
          :field_format => 'list'
        }
      }
    )
    assert_response :success
    assert_select '[name=?]', 'custom_field[full_width_layout]', 0

    get(
      :new,
      :params => {
        :type => 'TimeEntryCustomField',
        :custom_field => {
          :field_format => 'text'
        }
      }
    )
    assert_response :success
    assert_select '[name=?]', 'custom_field[full_width_layout]', 0
  end

  def test_new_js
    get(
      :new,
      :params => {
        :type => 'IssueCustomField',
        :custom_field => {
          :field_format => 'list'
        },
        :format => 'js'
      },
      :xhr => true
    )
    assert_response :success
    assert_equal 'text/javascript', response.media_type

    assert_include '<option selected=\"selected\" value=\"list\">List<\/option>', response.body
  end

  def test_new_with_invalid_custom_field_class_should_render_select_type
    get(
      :new,
      :params => {
        :type => 'UnknownCustomField'
      }
    )
    assert_response :success

    assert_select 'input[type=radio][name=type]'
  end

  def test_new_with_copy
    role_ids = [1, 2]
    tracker_ids = [1, 2]
    project_ids = [1, 2, 3]

    copy_from = CustomField.find(1)
    copy_from.role_ids = role_ids
    copy_from.tracker_ids = tracker_ids
    copy_from.project_ids = project_ids
    copy_from.save

    get :new, :params => {:copy => copy_from.id.to_s, :type => IssueCustomField}
    assert_response :success

    assert_select 'form' do
      # field_format selected
      assert_select 'select[name=?]', 'custom_field[field_format]' do
        assert_select "option[value=\"#{copy_from.field_format}\"][selected=selected]"
      end
      # blank name
      assert_select 'input[name=?][value=""]', 'custom_field[name]'
      # description copied
      assert_select 'textarea[name=?]', 'custom_field[description]', :text => copy_from.description
      # role checked
      role_ids.each do |role_id|
        assert_select "input[type=checkbox][name=?][value=#{role_id}][checked=checked]", 'custom_field[role_ids][]'
      end
      # role not checked
      (Role.givable.pluck(:id) - role_ids).each do |role_id|
        assert_select "input[type=checkbox][name=?][value=#{role_id}]", 'custom_field[role_ids][]'
      end
      # tracker checked
      tracker_ids.each do |tracker_id|
        assert_select "input[type=checkbox][name=?][value=#{tracker_id}][checked=checked]", 'custom_field[tracker_ids][]'
      end
      # tracker not checked
      (Tracker.all.pluck(:id) - tracker_ids).each do |tracker_id|
        assert_select "input[type=checkbox][name=?][value=#{tracker_id}]", 'custom_field[tracker_ids][]'
      end
      # project checked
      project_ids.each do |project_id|
        assert_select "input[type=checkbox][name=?][value=#{project_id}][checked=checked]", 'custom_field[project_ids][]'
      end
      # project not checked
      (Project.all.pluck(:id) - project_ids).each do |project_id|
        assert_select "input[type=checkbox][name=?][value=#{project_id}]", 'custom_field[project_ids][]'
      end
    end
  end

  def test_create_list_custom_field
    field = new_record(IssueCustomField) do
      post(
        :create,
        :params => {
          :type => "IssueCustomField",
          :custom_field => {
            :name => "test_post_new_list",
            :default_value => "",
            :min_length => "0",
            :searchable => "0",
            :regexp => "",
            :is_for_all => "1",
            :possible_values => "0.1\n0.2\n",
            :max_length => "0",
            :is_filter => "0",
            :is_required =>"0",
            :field_format => "list",
            :tracker_ids => ["1", ""]
          }
        }
      )
    end
    assert_redirected_to "/custom_fields?tab=IssueCustomField"
    assert_equal "test_post_new_list", field.name
    assert_equal ["0.1", "0.2"], field.possible_values
    assert_equal 1, field.trackers.size
  end

  def test_create_project_custom_field
    field = new_record(ProjectCustomField) do
      post(
        :create,
        :params => {
          :type => 'ProjectCustomField',
          :custom_field => {
            :field_format => 'string',
            :name => 'test_new_project_custom_field',
            :description => '',
            :min_length => '',
            :max_length => '',
            :regexp => '',
            :text_formatting => '',
            :default_value => '',
            :url_pattern => '',
            :is_filter => '0',
            :is_required => '0'
          }
        }
      )
    end
    assert_redirected_to '/custom_fields?tab=ProjectCustomField'
    assert_equal 'test_new_project_custom_field', field.name
  end

  def test_create_with_project_ids
    assert_difference 'CustomField.count' do
      post(
        :create,
        :params => {
          :type => "IssueCustomField",
          :custom_field => {
            :name => "foo",
            :field_format => "string",
            :is_for_all => "0",
            :project_ids => ["1", "3", ""]

          }
        }
      )
      assert_response 302
    end
    field = IssueCustomField.order("id desc").first
    assert_equal [1, 3], field.projects.map(&:id).sort
  end

  def test_create_with_continue_params
    assert_difference 'CustomField.count' do
      post(
        :create,
        :params => {
          :type => 'IssueCustomField',
          :continue => 'Create and Continue',
          :custom_field => {
            :name => 'foo',
            :field_format => 'string'
          }
        }
      )
    end
    assert_redirected_to '/custom_fields/new?type=IssueCustomField'
  end

  def test_create_with_failure
    assert_no_difference 'CustomField.count' do
      post(
        :create,
        :params => {
          :type => "IssueCustomField",
          :custom_field => {
            :name => ''
          }
        }
      )
    end
    assert_response :success
    assert_select_error /name cannot be blank/i
  end

  def test_create_without_type_should_render_select_type
    assert_no_difference 'CustomField.count' do
      post(
        :create,
        :params => {
          :custom_field => {
            :name => ''
          }
        }
      )
    end
    assert_response :success
    assert_select 'input[type=radio][name=type]'
  end

  def test_create_with_enumerations
    custom_field = IssueCustomField.create(:field_format => 'enumeration', :name => 'IssueCustomField')
    custom_field.enumerations.build(:name => 'enumeration1', :position => 1)
    custom_field.enumerations.build(:name => 'enumeration2', :position => 2)
    assert custom_field.save

    assert_difference 'CustomField.count' do
      post(
        :create,
        :params => {
          :type => 'IssueCustomField',
          :copy => custom_field.id,
          :custom_field => {:name => 'Copy'}
        }
      )
      assert_response 302
    end
    field = IssueCustomField.order('id desc').first
    assert_equal 'Copy', field.name
    assert_equal ['enumeration1', 'enumeration2'], field.enumerations.pluck(:name).sort
    assert_equal [1, 2], field.enumerations.pluck(:position).sort
  end

  def test_edit
    get(
      :edit,
      :params => {
        :id => 1
      }
    )
    assert_response :success
    assert_select 'input[name=?][value=?]', 'custom_field[name]', 'Database'
  end

  def test_edit_invalid_custom_field_should_render_404
    get(
      :edit,
      :params => {
        :id => 99
      }
    )
    assert_response 404
  end

  def test_update
    put(
      :update,
      :params => {
        :id => 1,
        :custom_field => {
          :name => 'New name'
        }
      }
    )
    assert_redirected_to '/custom_fields/1/edit'

    field = CustomField.find(1)
    assert_equal 'New name', field.name
  end

  def test_update_with_failure
    put(
      :update,
      :params => {
        :id => 1,
        :custom_field => {
          :name => ''
        }
      }
    )
    assert_response :success
    assert_select_error /name cannot be blank/i
  end

  def test_destroy
    custom_values_count = CustomValue.where(:custom_field_id => 1).count
    assert custom_values_count > 0

    assert_difference 'CustomField.count', -1 do
      assert_difference 'CustomValue.count', - custom_values_count do
        delete(
          :destroy,
          :params => {
            :id => 1
          }
        )
      end
    end

    assert_redirected_to '/custom_fields?tab=IssueCustomField'
    assert_nil CustomField.find_by_id(1)
    assert_nil CustomValue.find_by_custom_field_id(1)
  end

  def custom_field_classes
    files =
      Dir.glob(File.join(Rails.root, 'app/models/*_custom_field.rb')).
        map {|f| File.basename(f).sub(/\.rb$/, '')}
    classes = files.map(&:classify).map(&:constantize)
    assert classes.size > 0
    classes
  end
end